China; Zhou Dynasty BCE 1122-221

AE Square Foot Thin Spade, Single weight, 30 x 41 mm, 5.68 g, possibly TaoYang or seal script version of An Yang, after BCE 257

Reverse is blank

S. 13-28 v; Ding Fubao 167 v(?)

Ex: F. S. Robinson

Acquisition: 2001

cf. Calgary Coin website for additional info re: these and other interesting Chinese coins:
http://www.calgarycoin.com/reference/china/china1.htm

http://www.mnsu.edu/emuseum/prehistory/china/map/map.html